Release Notes for MariaDB Enterprise ColumnStore 23.02.2

Overview

MariaDB Enterprise ColumnStore 23.02.2 is a maintenance release of MariaDB Enterprise ColumnStore. MariaDB Enterprise ColumnStore is a columnar storage engine included with MariaDB Enterprise Server.

MariaDB Enterprise ColumnStore 23.02.2 was released on 2023-04-14. This release is of General Availability (GA) maturity. MariaDB Enterprise ColumnStore 23.02.2 is the second GA release in the 23.02 series.

MariaDB Enterprise ColumnStore 23.02 replaces MariaDB Enterprise ColumnStore 22.08 in MariaDB Enterprise Server 10.6.

This release of MariaDB Enterprise ColumnStore is included with MariaDB Enterprise Server 10.6.12-7.

Users of earlier MariaDB Enterprise ColumnStore releases are encouraged to upgrade.

Issues Fixed

Can result in a hang or crash

  • A memory leak in ExeMgr can cause the process to crash due to out-of-memory (OOM) conditions. (MCOL-5285)

  • When a query executes COUNT() and performs math operations on wide decimal columns, the ColumnStore storage engine plugin can crash with a segmentation fault. (MCOL-5438)

Can result in unexpected behavior

  • When several nodes are added to the cluster, errors can be raised related to distributing the configuration. (MCOL-5445)

  • When disk-based aggregation is used to perform a GROUP BY query over a large quantity of rows, inconsistent results can be returned. (MCOL-5451)

Platforms

In alignment to the enterprise lifecycle, MariaDB Enterprise ColumnStore 23.02.2 is provided for:

  • CentOS 7 (x86_64)

  • Debian 11 (x86_64, ARM64)

  • Red Hat Enterprise Linux 7 (x86_64)

  • Red Hat Enterprise Linux 8 (x86_64, ARM64)

  • Red Hat Enterprise Linux 9 (x86_64, ARM64)

  • Rocky Linux 8 (x86_64, ARM64)

  • Rocky Linux 9 (x86_64, ARM64)

  • Ubuntu 20.04 (x86_64, ARM64)

  • Ubuntu 22.04 (x86_64, ARM64)